Mark Twain was the pen name of Samuel Langhorne Clemens (1835-1910), one of the most important and widely read American writers of the nineteenth century. Born in Missouri and raised along the Mississippi River, Twain worked as a printer, riverboat pilot, journalist, lecturer, humorist, and novelist. His experience of river life, frontier speech, American politics, travel, commerce, and social contradiction gave his writing its unusual mixture of comedy, realism, satire, and moral [...] first gained wide attention with "The Celebrated Jumping Frog of Calaveras County" and went on to write travel books, sketches, essays, novels, and stories. His best-known works include The Adventures of Tom Sawyer, Adventures of Huckleberry Finn, The Prince and the Pauper, A Connecticut Yankee in King Arthur's Court, Life on the Mississippi, and Pudd'nhead Wilson. Britannica identifies The Adventures of Tom Sawyer and Adventures of Huckleberry Finn among Twain's most famous novels and connects them to his boyhood experiences in Missouri.Adventures of Huckleberry Finn became Twain's greatest achievement and one of the defining novels of American literature. Its use of vernacular speech, comic structure, river movement, social satire, and moral crisis helped reshape American fiction. Through Huck's voice and Jim's humanity, Twain created a book that remains central to discussions of freedom, conscience, race, childhood, and the uneasy foundations of American life.